Build the Windows extension on windows-2022

The windows-2025 label also serves the VS2026 image now — only the
windows-2022 image ships VS2022 with the vs17-generation toolset the
official php.net binaries accept.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_013j6ePxd1BobZkr8YVLnNet

Author: ondrejmirtes

.github/workflows/turbo-windows-spike.yml

@@ -21,11 +21,12 @@ env:
 jobs:
   windows:
     name: "Windows PHP ${{ matrix.php-version }}"
-    # windows-latest resolves to the VS2026 image whose 14.5x toolset links
-    # DLLs the official php.net binaries (built with vs17, toolset 14.4x)
-    # refuse to load — PHP's loader rejects modules linked with a newer
-    # toolset generation than the core. VS2022's default toolset is 14.44.
-    runs-on: "windows-2025"
+    # windows-latest and windows-2025 both serve the VS2026 image, whose
+    # 14.5x toolset links DLLs the official php.net binaries (built with
+    # vs17, toolset 14.4x) refuse to load — PHP's loader rejects modules
+    # linked with a newer toolset generation than the core. The windows-2022
+    # image is the one that ships VS2022 (default toolset 14.4x).
+    runs-on: "windows-2022"
     timeout-minutes: 40
 
     strategy: